| 514 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
| 1 | DF | DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29} |
| 75 | DF | .~ Phosphorus containing other than solely as part of an inorganic ion in an addition salt DOAI {22} |
| 102 | DF | .~.~ Two or more phosphorus atoms directly or indirectly bonded together by only covalent bonds {5} |
| 107 | | .~.~.~ Benzene ring containing |